Opelka d. Cassone

Opelka beat Cassone 7-6(4), 6-7(5), 6-3 in the first round at the Citi Open - Washington. Opelka won 110 of 208 points (53%). Opelka hit 23 aces to 11 and won 87% of points behind the first serve (53/61) against 82% for Cassone. Opelka converted 2 of 6 break points and saved 3 of 4 faced; Cassone converted 1 of 4. Cassone double-faulted 8 times. The match was played on hard in United States.